Consider the following correlation matrices: (a) For which matrix will . 12 be higher? Why? (b) Calculate . 12 for each matrix. (c) Calculate the regression equation for each matrix. (d) Assume that...

(a) For which matrix will
.₁₂be higher? Why?

(b) Calculate
.₁₂
for each matrix.

(c) Calculate the regression equation for each matrix.

(d) Assume that each matrix is based on a sample of 100 people. Calculate the F ratio for each R²
in (b).